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Remove unnecessary features from compiler error code list #63333

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Aug 7, 2019
Merged

Remove unnecessary features from compiler error code list #63333

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6 changes: 0 additions & 6 deletions src/librustc_mir/error_codes.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -2027,15 +2027,13 @@ Local variables, function parameters and temporaries are all dropped before the
end of the function body. So a reference to them cannot be returned.

```compile_fail,E0515
#![feature(nll)]
fn get_dangling_reference() -> &'static i32 {
let x = 0;
&x
}
```

```compile_fail,E0515
#![feature(nll)]
use std::slice::Iter;
fn get_dangling_iterator<'a>() -> Iter<'a, i32> {
let v = vec![1, 2, 3];
Expand Down Expand Up @@ -2233,7 +2231,6 @@ function which outlived the lifetime of the function.
Example of erroneous code:

```compile_fail,E0712
#![feature(nll)]
#![feature(thread_local)]

#[thread_local]
Expand Down Expand Up @@ -2286,8 +2283,6 @@ not run while the string-data is borrowed; for example by taking `S`
by reference:

```
#![feature(nll)]

pub struct S<'a> { data: &'a mut String }

impl<'a> Drop for S<'a> {
Expand All @@ -2312,7 +2307,6 @@ while a borrow is still in active use.
Erroneous code example:

```compile_fail,E0716
# #![feature(nll)]
fn foo() -> i32 { 22 }
fn bar(x: &i32) -> &i32 { x }
let p = bar(&foo());
Expand Down